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Home >> Buick >> 2012 >> Regal Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Hybrid/EV Control System) >> Diagnostic Information and Procedures >> DTC P0C19 >> Circuit/System Verification

Circuit/System Verification

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  1. Start the engine. DTC P0C19 should not be set.
  2. Verify DTC P0A90 is not set.
  3. Verify the engine or AC compressor is not seized or binding.
  4. Verify the A15 starter generator is not seized or binding.
  5. If DTC P0C19 is set, replace the A15 starter generator.